AS Number
AS45400
AS Name
NICNET
Org Name
Korea Telecom
Registry

apnic

RegDate

Updated

2009-09-29T05:48:11Z

AS45400 Looking Glass
IPv4Prefixes

98

IPv6Prefixes

0

IPv4 NUMs

25,344

IPv6 NUMs(/64)

0

25,344 IPv4 Addresses
CIDR Description IP Num
180.92.241.0/24
IRR Valid
KORNET Korea Telecom 256
180.92.248.0/24
IRR Valid
KORNET Korea Telecom 256
180.92.250.0/24
IRR Valid
KORNET Korea Telecom 256
180.92.251.0/24
IRR Valid
KORNET Korea Telecom 256
180.92.254.0/24
IRR Valid
KORNET Korea Telecom 256
203.242.5.0/24
IRR Valid
KORNET Korea Telecom 256
203.254.123.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.90.6.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.90.80.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.90.82.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.90.191.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.90.199.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.90.214.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.95.12.0/24
IRR InValid
KORNET Korea Telecom 256
210.95.19.0/24
IRR Valid
KORNET Korea Telecom 256
210.96.31.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.96.84.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.96.115.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.96.121.0/24
IRR Valid
KORNET Korea Telecom 256
210.97.6.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.97.119.0/24
IRR Valid
KORNET Korea Telecom 256
210.99.10.0/24
IRR InValid
KORNET Korea Telecom 256
210.99.158.0/24
IRR Valid
KORNET Korea Telecom 256
210.99.159.0/24
IRR Valid
KORNET Korea Telecom 256
210.99.168.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.100.136.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.100.168.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.100.214.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.103.55.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.103.111.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.103.115.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.104.8.0/24
IRR InValid
KORNET-KR Korea Telecom 256
210.104.9.0/24
IRR InValid
KORNET-KR Korea Telecom 256
210.104.10.0/24
IRR InValid
KORNET-KR Korea Telecom 256
210.104.11.0/24
IRR InValid
KORNET-KR Korea Telecom 256
210.104.12.0/24
IRR InValid
KORNET-KR Korea Telecom 256
210.104.13.0/24
IRR InValid
KORNET-KR Korea Telecom 256
210.104.14.0/24
IRR InValid
KORNET-KR Korea Telecom 256
210.104.15.0/24
IRR InValid
KORNET-KR Korea Telecom 256
210.104.20.0/24
IRR InValid
KORNET-KR Korea Telecom 256
210.104.22.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.104.26.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.104.27.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.104.28.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.104.44.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.104.102.0/24
IRR InValid
KORNET-KR Korea Telecom 256
210.104.123.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.104.138.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.104.218.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.104.237.0/24
IRR InValid
KORNET-KR Korea Telecom 256
210.117.195.0/24
IRR Valid
KREONet KISTI 256
210.117.199.0/24
IRR InValid
KREONet KISTI 256
210.178.187.0/24
IRR Valid
KORNET Korea Telecom 256
210.179.87.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.179.88.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.179.140.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.179.141.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.179.159.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.179.218.0/24
IRR InValid
KORNET Korea Telecom 256
210.179.219.0/24
IRR InValid
KORNET Korea Telecom 256
210.204.213.0/24
IRR Valid
KORNET Korea Telecom 256
210.204.226.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.204.227.0/24
IRR Valid
KORNET-KR Korea Telecom 256
210.211.1.0/24
IRR InValid
KORNET Korea Telecom 256
210.211.15.0/24
IRR Parent Valid
KORNET Korea Telecom 256
211.34.114.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.34.115.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.34.147.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.34.174.0/24
IRR Valid
KORNET Korea Telecom 256
211.43.142.0/24
IRR Valid
KORNET Korea Telecom 256
211.46.92.0/23
IRR Valid
KORNET-KR Korea Telecom 512
211.46.94.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.46.95.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.46.125.0/24
IRR Valid
KORNET Korea Telecom 256
211.57.43.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.114.15.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.114.27.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.114.36.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.114.101.0/24
IRR Valid
KORNET Korea Telecom 256
211.114.171.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.184.16.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.185.244.0/24
IRR Valid
KORNET Korea Telecom 256
211.185.245.0/24
IRR Valid
KORNET Korea Telecom 256
211.236.67.0/24
IRR Valid
KORNET Korea Telecom 256
211.236.106.0/24
IRR Valid
KORNET Korea Telecom 256
211.236.118.0/24
IRR Valid
KORNET Korea Telecom 256
211.236.120.0/24
IRR Parent Valid
KORNET Korea Telecom 256
211.236.123.0/24
IRR Valid
KORNET Korea Telecom 256
211.236.124.0/24
IRR Parent Valid
KORNET Korea Telecom 256
211.252.223.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.252.239.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.253.65.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.253.67.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.253.149.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.253.150.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.253.250.0/24
IRR Valid
KORNET-KR Korea Telecom 256
211.255.123.0/24
IRR Valid
KORNET Korea Telecom 256
221.145.178.0/24
IRR Valid
KORNET-KR Korea Telecom 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS17841 NCIA-AS-KR - NATIONAL INFORMATION RESOURCES SERVICE, KR Republic of Korea 227,328 0 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS10161 QIA-AS-KR - QIA, KR Republic of Korea 256 0 IPv4 IPv4
AS38102 SCOURTFAMILYDR - SCOURTFAMILY, KR Republic of Korea 256 0 IPv4 IPv4
AS10043 MIC-AS-KR - Ministry of Science and ICT, KR Republic of Korea 512 0 IPv4 IPv4
AS10044 RDA-AS-KR - Rural Development Administration (RDA), KR Republic of Korea 1,792 0 IPv4 IPv4
AS10051 MICNET-AS-KR - Korea Post Information Center, KR Republic of Korea 768 0 IPv4 IPv4
AS10165 CUSTOMS-AS-KR - KOREA CUSTOMS SERVICE, KR Republic of Korea 1,536 0 IPv4 IPv4
AS17574 SMGCC-AS-KR - Seoul Metropolitan Government Computer Center, KR Republic of Korea 4,864 0 IPv4 IPv4
AS17585 PPS-AS-KR - Public Procurement Service The Republic of Korea, KR Republic of Korea 512 0 IPv4 IPv4
AS23585 MOJNET-AS-KR - Ministry of Justice, KR Republic of Korea 512 0 IPv4 IPv4
as-block:       AS45056 - AS46079
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2009-09-29T05:48:11Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC


as-block:       AS45360  - AS45409
descr:          KRNIC-ASBLOCK-AP
descr:          KRNIC
descr:          Korea Network Information Center
country:        KR
admin-c:        HM127-AP
tech-c:         HM127-AP
remarks:        Block of 50 AS numbers from AS45360  - AS45409
remarks:        for assignment to KRNIC members
remarks:        Authoritative information regarding AS Number
remarks:        assignments made from within this block can also be
remarks:        queried at whois.nic.or.kr
mnt-by:         APNIC-HM
mnt-lower:      MNT-KRNIC-AP
last-modified:  2008-09-04T06:40:26Z
source:         APNIC

person:         Host Master
address:        Jeollanam-do Naju-si Jinheung-gil
country:        KR
phone:          +82-2-405-5118
e-mail:         hostmaster@nic.or.kr
nic-hdl:        HM127-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2019-05-22T01:20:31Z
source:         APNIC



aut-num:        AS45400
as-name:        NICNET
descr:          Korea Telecom
country:        KR
admin-c:        AM1765-AP
tech-c:         AM1765-AP
import:         from AS17841
                action pref=10;
                accept ANY
import:         from AS23577
                action pref=100;
                accept ANY
export:         to AS17841
                announce AS45400
export:         to AS23577
                announce AS45400
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2021-09-07T06:10:03Z
source:         APNIC

irt:            IRT-KRNIC-KR
address:        9, Jinheung-gil, Naju-si, Jeollanam-do
e-mail:         irt@nic.or.kr
abuse-mailbox:  irt@nic.or.kr
admin-c:        IM574-AP
tech-c:         IM574-AP
auth:           # Filtered
remarks:        irt@nic.or.kr was validated on 2020-04-09
mnt-by:         MNT-KRNIC-AP
last-modified:  2025-09-04T01:00:01Z
source:         APNIC

person:         AS Manager
address:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
country:        KR
phone:          +82-2-500-6630
e-mail:         kornet_ip@kt.com
nic-hdl:        AM1765-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2021-09-07T06:10:04Z
source:         APNIC


aut-num:        AS45400
as-name:        NICNET-KR
descr:          Korea Telecom
country:        KR
import:         from 23577 action pref=100 accept ANY
import:         from 17841 action pref=10 accept ANY
export:         to 23577 announce NEW
export:         to 17841 announce NEW
admin-c:        BJ2222-KR
tech-c:         BJ2222-KR
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
remarks:        This information has been partially mirrored by APNIC from
remarks:        KRNIC. To obtain more specific information, please use the
remarks:        KRNIC whois server at whois.kisa.or.kr.
source:         KRNIC

person:         AS Manager
address:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
address:        KT Head Office
country:        KR
phone:          +82-2-500-6630
e-mail:         kornet_ip@kt.com
nic-hdl:        BJ2222-KR
mnt-by:         MNT-KRNIC-AP
changed:        hostmaster@nic.or.kr 20240912
remarks:        This information has been partially mirrored by APNIC from
remarks:        KRNIC. To obtain more specific information, please use the
remarks:        KRNIC whois server at whois.kisa.or.kr.
source:         KRNIC